Story Problems
Comparisons
Rounding
Standard algorithm for Subtraction and Addition
True and False
100

Mr. Flaherty won the first heat in 11 minutes and 24 seconds. Mrs. Delein won the second heat in 14 minutes and 48 seconds. Who ran faster and by how much? 

Mr. Flaherty ran faster. He ran 2 minutes and 24 seconds faster. 

100

87,000________ 78,000

87,000__>____ 78,000

100

Round 545,321 to the nearest hundreds place....

545,300

100


341

-56

=_________

=285

100

60 seconds= 1hour

True or False

False

200

Tia ran a 5k, 2-10k's, and then an 18k. How many meters did she run in all? 

Tia ran 43,000 meters in all. 
200

45,321_______45,231

45,321____>_____45,231

200

Round 545,321 to the nearest thousands place

545,000
200

524

+89

=________

=613
200

100grams= 1kilogram

True

300

Robert drank 2,400 ml of gatorade before the race, 1,100 ml during the race, and 3 liters after the race. How many milliliters of water did he drink in all? 

Robert drank 6,500 ml in all. 
300

129,100_______129,101

129,100____<___129,101

300

Round 545,321 to the nearest ten thousands place

550,000

300

28,973

+27,432

=____________

56,405

300

1ml=1,000 liters

False

1 liter=1,000 ml

400

Mr. Smith needs to arrive to work by 6:35 AM. He needs 35 minutes to drive there, 20 minutes to shower and get dressed, and 12 minutes to eat breakfast. What time does Mr. Smith need to wake up to arrive at work on time? 

Mr. Smith needs to wake up by 5:28 AM in order to make it work on time. 

400

123,456______ 12,345

123,456____>____12,345

400

Round 545,321 to the nearest 100 hundred Thousand

500,000

400

75,352

-36,573

=__________

=38,779

400

10 years= 1 decade

True

500

If I had 4.5 liters of water, how many milliliter's do I have? 

I have 4,500 millileters. 

500

2/4______3/6

2/4____=____3/6

500

Round 149 to the nearest hundreds place. 

100

500

Use the give and take method or constant difference to solve this subtraction problem.


31,819

-27,430

Work will vary


4389

500

679,433

is written out as 

six hundred seventy nine thousand four thirty two 

False


six hundred seventy nine thousand four thirty three

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